*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #2563eb;--primary-dark: #1d4ed8;--primary-light: #3b82f6;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--bg-dark: #0f172a;--bg-card: #1e293b;--bg-card-hover: #334155;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--border: #334155;--accent: #06b6d4}body{font-family:DM Sans,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-dark);color:var(--text-primary);height:100vh;height:100dvh;overflow:hidden}.app-container{display:flex;height:100%;flex-direction:row}.control-panel{width:360px;min-width:360px;background:var(--bg-card);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden}.panel-header{padding:16px 20px;border-bottom:1px solid var(--border);background:linear-gradient(135deg,var(--primary) 0%,var(--accent) 100%);display:flex;justify-content:space-between;align-items:center;gap:16px}.header-main{flex:1}.header-title{display:flex;align-items:center;gap:10px;margin-bottom:4px}.header-subtitle{font-size:12px;color:#ffffffbf;letter-spacing:.3px}.header-actions{display:flex;flex-direction:column;gap:5px;flex-shrink:0}.upgrade-btn{background:linear-gradient(135deg,#fbbf24,#f59e0b);border:none;color:#1c1917;padding:6px 12px;border-radius:6px;font-family:inherit;font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;gap:4px;cursor:pointer;transition:all .2s;white-space:nowrap}.upgrade-btn .btn-icon{font-size:11px}.upgrade-btn:hover{box-shadow:0 2px 8px #fbbf2466}.upgrade-btn.hidden{display:none}.account-btn{background:#ffffff26;border:none;color:#fff;padding:6px 12px;border-radius:6px;font-family:inherit;font-size:11px;font-weight:500;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:4px;white-space:nowrap}.account-btn .account-icon{font-size:11px}.account-btn .account-label{color:#ffffffe6}.account-btn:hover{background:#ffffff40}.account-btn.logged-in{background:#22c55e4d}.account-btn.logged-in .account-label{color:#fff}.item-limit-bar{padding:12px 16px;background:var(--bg-dark);border-bottom:1px solid var(--border)}.item-limit-bar.hidden{display:none}.limit-info{display:flex;justify-content:space-between;margin-bottom:6px}.limit-label{font-size:11px;color:var(--text-muted)}.limit-count{font-size:11px;font-weight:600;color:var(--text-primary)}.limit-count.warning{color:var(--warning)}.limit-count.danger{color:var(--danger)}.limit-progress{height:4px;background:var(--bg-card);border-radius:2px;overflow:hidden}.limit-progress-fill{height:100%;background:var(--success);border-radius:2px;transition:all .3s}.limit-progress-fill.warning{background:var(--warning)}.limit-progress-fill.danger{background:var(--danger)}.locked-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#0009;border-radius:10px;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .2s}.furniture-item.locked,.container-option.locked{position:relative;opacity:.7}.furniture-item.locked:hover .locked-overlay,.container-option.locked:hover .locked-overlay{opacity:1}.lock-icon{background:var(--warning);color:#fff;padding:6px 10px;border-radius:12px;font-size:10px;font-weight:700;display:flex;align-items:center;gap:4px}.pro-badge{position:absolute;top:4px;right:4px;background:linear-gradient(135deg,#f59e0b,#f97316);color:#fff;font-size:8px;font-weight:700;padding:2px 6px;border-radius:8px}.upgrade-features{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0}.upgrade-feature{display:flex;align-items:flex-start;gap:10px;padding:12px;background:var(--bg-dark);border-radius:8px}.upgrade-feature .feature-icon{font-size:20px}.upgrade-feature .feature-content{flex:1}.upgrade-feature .feature-title{font-weight:600;color:var(--text-primary);font-size:13px;margin-bottom:2px}.upgrade-feature .feature-desc{font-size:11px;color:var(--text-muted)}.price-tag{text-align:center;margin:24px 0}.price-amount{font-size:48px;font-weight:700;color:var(--text-primary)}.price-amount .currency{font-size:24px;vertical-align:super}.price-period{color:var(--text-muted);font-size:14px}.price-note{font-size:12px;color:var(--success);margin-top:8px}.btn-upgrade{background:linear-gradient(135deg,#f59e0b,#f97316);color:#fff;font-size:16px;padding:16px 32px;border:none;border-radius:12px;font-weight:700;cursor:pointer;transition:all .2s;box-shadow:0 4px 15px #f59e0b4d}.btn-upgrade:hover{transform:translateY(-2px);box-shadow:0 6px 20px #f59e0b66}.restore-link{text-align:center;margin-top:16px}.restore-link a{color:var(--text-muted);font-size:12px;text-decoration:none}.restore-link a:hover{color:var(--text-primary)}.paywall-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:2000;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}.paywall-overlay.show{opacity:1;visibility:visible}.paywall-card{background:linear-gradient(135deg,var(--bg-card) 0%,#1e293b 100%);border:1px solid var(--border);border-radius:16px;padding:32px;max-width:340px;width:90%;text-align:center;position:relative;box-shadow:0 20px 60px #00000080;transform:scale(.9);transition:transform .3s ease}.paywall-overlay.show .paywall-card{transform:scale(1)}.paywall-close{position:absolute;top:12px;right:12px;background:none;border:none;color:var(--text-muted);font-size:24px;cursor:pointer;padding:4px 8px;line-height:1;transition:color .2s}.paywall-close:hover{color:var(--text-primary)}.paywall-icon{font-size:48px;margin-bottom:16px}.paywall-title{font-size:20px;font-weight:700;color:var(--text-primary);margin-bottom:8px}.paywall-desc{font-size:14px;color:var(--text-secondary);margin-bottom:24px;line-height:1.5}.paywall-actions{display:flex;flex-direction:column;gap:10px}.paywall-actions .btn{width:100%}.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--text-secondary)}.btn-ghost:hover{background:var(--bg-card-hover);border-color:var(--text-muted);color:var(--text-primary)}.logo{display:flex;align-items:center;gap:10px}.logo-icon{width:32px;height:32px;background:#fff3;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}.logo-title{font-family:Space Mono,monospace;font-size:18px;font-weight:700;color:#fff}.panel-content{flex:1;overflow-y:auto;overflow-x:hidden;padding:16px;min-width:0}.panel-content::-webkit-scrollbar{width:6px}.panel-content::-webkit-scrollbar-track{background:transparent}.panel-content::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.tabs{display:flex;gap:4px;margin-bottom:16px;background:var(--bg-dark);padding:4px;border-radius:12px}.tab{flex:1;padding:10px 12px;border:none;background:transparent;color:var(--text-secondary);font-family:inherit;font-size:13px;font-weight:600;cursor:pointer;border-radius:8px;transition:all .2s}.tab:hover{color:var(--text-primary)}.tab.active{background:var(--primary);color:#fff}.tab-content{display:none}.tab-content.active{display:block}.section{background:var(--bg-dark);border-radius:12px;padding:16px;margin-bottom:12px;overflow:hidden;min-width:0}.section-title{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted);margin-bottom:12px}.container-categories{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.container-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;max-height:350px;overflow-y:auto;padding-right:4px}.container-option{background:var(--bg-card);border:2px solid var(--border);border-radius:10px;padding:12px;cursor:pointer;transition:all .2s;text-align:center}.container-option:hover{border-color:var(--primary-light);background:var(--bg-card-hover)}.container-option.selected{border-color:var(--primary);background:#2563eb26}.container-option .icon{font-size:28px;margin-bottom:6px}.container-option .name{font-size:12px;font-weight:600;color:var(--text-primary);margin-bottom:2px}.container-option .size{font-size:10px;color:var(--text-muted)}.furniture-categories{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}@media (max-width: 600px){.furniture-categories,.container-categories{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;-ms-overflow-style:none;padding-bottom:4px;margin-bottom:8px}.furniture-categories::-webkit-scrollbar,.container-categories::-webkit-scrollbar{display:none}.category-btn{flex-shrink:0;white-space:nowrap}}.category-btn{padding:6px 12px;border:1px solid var(--border);background:transparent;color:var(--text-secondary);font-family:inherit;font-size:12px;font-weight:500;cursor:pointer;border-radius:20px;transition:all .2s}.category-btn:hover{border-color:var(--primary-light);color:var(--text-primary)}.category-btn.active{background:var(--primary);border-color:var(--primary);color:#fff}.furniture-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;max-height:280px;overflow-y:auto;padding-right:4px}.furniture-item{background:var(--bg-card);border:1px solid var(--border);border-radius:10px;padding:12px;cursor:pointer;transition:all .2s;text-align:center}.furniture-item:hover{border-color:var(--success);transform:translateY(-2px)}.furniture-item .emoji{font-size:24px;margin-bottom:6px}.furniture-item .name{font-size:11px;font-weight:600;color:var(--text-primary);margin-bottom:2px}.furniture-item .dims{font-size:9px;color:var(--text-muted);font-family:Space Mono,monospace}.custom-form{display:grid;gap:12px;width:100%;min-width:0}.input-group{display:flex;flex-direction:column;gap:4px;min-width:0}.input-group label{font-size:12px;font-weight:500;color:var(--text-secondary)}.input-group input,.input-group select{padding:10px 12px;border:1px solid var(--border);background:var(--bg-card);color:var(--text-primary);font-family:inherit;font-size:14px;border-radius:8px;transition:border-color .2s;width:100%;min-width:0;box-sizing:border-box}.input-group input:focus,.input-group select:focus{outline:none;border-color:var(--primary)}.dimension-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;width:100%;min-width:0}.dimension-row .input-group{min-width:0;overflow:hidden}.dimension-row .input-group label{font-size:10px}.dimension-row .input-group input{padding:8px 6px;font-size:13px}.btn{width:100%;padding:12px 16px;border:none;border-radius:8px;font-family:inherit;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:8px}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-success{background:var(--success);color:#fff}.btn-success:hover{background:#059669}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text-secondary)}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}.btn-sm{padding:8px 12px;font-size:12px}.stats-bar{padding:16px 24px;background:var(--bg-dark);border-top:1px solid var(--border)}.stats-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.stats-label{font-size:12px;color:var(--text-muted)}.stats-value{font-family:Space Mono,monospace;font-size:14px;font-weight:700;color:var(--text-primary)}.progress-bar{height:8px;background:var(--bg-card);border-radius:4px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--success) 0%,var(--warning) 70%,var(--danger) 100%);border-radius:4px;transition:width .3s ease}.items-list{max-height:200px;overflow-y:auto}.item-row{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:var(--bg-card);border-radius:8px;margin-bottom:6px;cursor:pointer;transition:all .2s}.item-row:hover{background:var(--bg-card-hover)}.item-row.selected{border:2px solid var(--primary)}.item-info{display:flex;align-items:center;gap:10px}.item-color{width:16px;height:16px;border-radius:4px}.item-name{font-size:13px;font-weight:500}.item-dims{font-size:10px;color:var(--text-muted);font-family:Space Mono,monospace}.item-delete{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:4px;font-size:16px;line-height:1;border-radius:4px;transition:all .2s}.item-delete:hover{color:var(--danger);background:#ef44441a}.control-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.control-btn{padding:10px;border:1px solid var(--border);background:var(--bg-card);color:var(--text-secondary);font-family:inherit;font-size:11px;font-weight:500;cursor:pointer;border-radius:8px;transition:all .2s;display:flex;flex-direction:column;align-items:center;gap:4px}.control-btn:hover{border-color:var(--primary);color:var(--primary)}.control-btn .icon{font-size:18px}.simulator-container{flex:1;position:relative;background:#1a1a2e;min-width:0}#simulator{width:100%;height:100%}#simulator canvas{display:block}.mobile-toggle{display:none;position:fixed;bottom:20px;right:20px;z-index:1000;width:56px;height:56px;border-radius:50%;background:var(--primary);color:#fff;border:none;font-size:24px;cursor:pointer;box-shadow:0 4px 20px #2563eb66}.help-overlay{position:absolute;bottom:20px;left:20px;background:#000000b3;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:12px 16px;border-radius:10px;font-size:11px;color:var(--text-secondary);display:flex;gap:16px}.help-item{display:flex;align-items:center;gap:6px}.help-key{background:var(--bg-card);padding:2px 6px;border-radius:4px;font-family:Space Mono,monospace;font-size:10px}.empty-state{text-align:center;padding:24px;color:var(--text-muted)}.empty-state .icon{font-size:32px;margin-bottom:8px}.empty-state p{font-size:13px}.edit-volume{font-size:11px;color:var(--text-muted);margin-top:4px;font-family:Space Mono,monospace}.selected-item-name{padding:8px 12px;background:var(--bg-card);border-radius:6px;border-left:3px solid var(--primary)}.action-buttons{display:grid;grid-template-columns:1fr 1fr;gap:6px}.action-buttons .btn{font-size:11px;padding:8px 6px}.collision-warning{color:var(--danger);font-size:10px;font-weight:600;animation:pulse 1s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.item-row.collision{border:2px solid var(--danger);background:#ef44441a}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:flex-start;justify-content:center;z-index:3000;opacity:0;visibility:hidden;transition:all .3s;padding:20px;overflow-y:auto;box-sizing:border-box}.modal-overlay.show{opacity:1;visibility:visible}.modal{background:var(--bg-card);border-radius:16px;padding:24px;max-width:500px;width:100%;max-height:none;overflow-y:visible;transform:translateY(20px);transition:transform .3s;margin:auto;flex-shrink:0}.modal-overlay.show .modal{transform:translateY(0)}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.modal-title{font-size:18px;font-weight:700;color:var(--text-primary)}.modal-close{background:none;border:none;color:var(--text-muted);font-size:24px;cursor:pointer;padding:4px;line-height:1}.modal-close:hover{color:var(--text-primary)}.modal-body{color:var(--text-secondary);font-size:14px;line-height:1.6}.modal-body p{margin-bottom:12px}.modal-body ul{margin:12px 0;padding-left:20px}.modal-body li{margin-bottom:8px}.modal-footer{margin-top:20px;display:flex;gap:8px;justify-content:flex-end}.export-summary{background:var(--bg-dark);border-radius:8px;padding:16px;font-family:Space Mono,monospace;font-size:12px;max-height:300px;overflow-y:auto;white-space:pre-wrap;margin:16px 0}.onboarding-step{display:flex;gap:12px;align-items:flex-start;padding:12px;background:var(--bg-dark);border-radius:8px;margin-bottom:8px}.onboarding-step .step-number{background:var(--primary);color:#fff;width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;flex-shrink:0}.onboarding-step .step-content{flex:1}.onboarding-step .step-title{font-weight:600;color:var(--text-primary);margin-bottom:4px}.onboarding-step .step-desc{font-size:12px;color:var(--text-muted)}.save-slots{display:flex;flex-direction:column;gap:8px;margin:16px 0}.save-slot{display:flex;justify-content:space-between;align-items:center;padding:12px;background:var(--bg-dark);border-radius:8px;cursor:pointer;transition:all .2s}.save-slot:hover{background:var(--bg-card-hover)}.save-slot.empty{opacity:.5}.save-slot-info{display:flex;flex-direction:column;gap:2px}.save-slot-name{font-weight:600;color:var(--text-primary)}.save-slot-meta{font-size:11px;color:var(--text-muted)}.save-slot-actions{display:flex;gap:4px}.save-slot-btn{padding:6px 10px;background:var(--primary);border:none;border-radius:4px;color:#fff;font-size:11px;cursor:pointer}.save-slot-btn.delete{background:var(--danger)}.order-summary{background:var(--bg-dark);border-radius:8px;padding:16px;margin-bottom:20px}.order-item{display:flex;justify-content:space-between;align-items:center}.order-item-name{font-weight:600;color:var(--text-primary)}.order-item-price{color:var(--text-secondary)}.order-divider{height:1px;background:var(--border);margin:12px 0}.order-total{display:flex;justify-content:space-between;align-items:center;font-weight:700;color:var(--text-primary);font-size:16px}.form-section{margin-bottom:16px}.form-label{display:block;font-size:13px;font-weight:600;color:var(--text-primary);margin-bottom:6px}.form-input{width:100%;padding:12px;border:1px solid var(--border);background:var(--bg-dark);color:var(--text-primary);font-family:inherit;font-size:14px;border-radius:8px;transition:all .2s;box-sizing:border-box}.form-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #2563eb33}.form-input::placeholder{color:var(--text-muted)}.form-select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:36px}.card-input-group{border:1px solid var(--border);border-radius:8px;overflow:hidden;background:var(--bg-dark)}.card-input-group:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb33}.card-input-group .form-input{border:none;border-radius:0;background:transparent}.card-input-group .form-input:focus{box-shadow:none}.card-number-row{display:flex;align-items:center;border-bottom:1px solid var(--border)}.card-number-row .card-number{flex:1}.card-brands{display:flex;gap:4px;padding-right:12px}.card-brand{font-size:9px;font-weight:700;padding:2px 4px;border-radius:3px;background:var(--bg-card);color:var(--text-muted);opacity:.5}.card-brand.active{opacity:1;background:var(--primary);color:#fff}.card-details-row{display:flex}.card-expiry{flex:1;border-right:1px solid var(--border)}.card-cvc{flex:1}.form-error{background:#ef44441a;border:1px solid var(--danger);color:var(--danger);padding:12px;border-radius:8px;font-size:13px;margin-bottom:16px}.btn-pay{width:100%;padding:14px 24px;background:linear-gradient(135deg,#2563eb,#1d4ed8);border:none;border-radius:8px;color:#fff;font-family:inherit;font-size:16px;font-weight:700;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:8px}.btn-pay:hover{background:linear-gradient(135deg,#1d4ed8,#1e40af);transform:translateY(-1px)}.btn-pay:disabled{opacity:.7;cursor:not-allowed;transform:none}.spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}.payment-security{display:flex;align-items:center;justify-content:center;gap:6px;margin-top:16px;font-size:12px;color:var(--text-muted)}.security-icon{font-size:14px}.payment-guarantee{display:flex;align-items:center;justify-content:center;gap:6px;margin-top:12px;font-size:12px;color:var(--success);background:#10b9811a;padding:10px 12px;border-radius:8px;border:1px solid rgba(16,185,129,.2)}.guarantee-icon{font-size:14px}.social-proof{margin-top:24px;padding-top:20px;border-top:1px solid var(--border)}.proof-stats{display:flex;justify-content:center;align-items:center;gap:20px;margin-bottom:16px}.proof-stat{text-align:center}.stat-number{display:block;font-size:20px;font-weight:700;color:var(--primary-light)}.stat-label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.proof-divider{width:1px;height:30px;background:var(--border)}.proof-quote{background:var(--bg-dark);border-radius:8px;padding:12px 16px;text-align:center}.proof-quote p{font-style:italic;color:var(--text-secondary);font-size:13px;margin:0 0 6px}.quote-author{font-size:11px;color:var(--text-muted)}@media (max-width: 480px){.proof-stats{gap:12px}.stat-number{font-size:16px}.stat-label{font-size:9px}}.toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%) translateY(100px);background:var(--bg-card);color:var(--text-primary);padding:12px 24px;border-radius:10px;font-size:14px;font-weight:500;box-shadow:0 10px 40px #0000004d;z-index:2000;transition:transform .3s ease;display:flex;align-items:center;gap:10px}.toast.show{transform:translate(-50%) translateY(0)}.toast.success{border-left:4px solid var(--success)}.toast.error{border-left:4px solid var(--danger)}@media (max-width: 900px){.app-container{flex-direction:column-reverse}.control-panel{width:100%;min-width:100%;height:50%;max-height:50vh;border-right:none;border-top:1px solid var(--border)}.simulator-container{height:50%}.panel-header{padding:12px 16px}.logo{font-size:18px}.panel-content{padding:12px}.container-grid{grid-template-columns:repeat(4,1fr)}.container-option{padding:8px}.container-option .icon{font-size:20px}.container-option .name{font-size:10px}.container-option .size{font-size:8px}.furniture-grid{grid-template-columns:repeat(3,1fr)}.help-overlay{display:none}}@media (max-width: 600px){.control-panel{height:40%;max-height:40vh}.simulator-container{height:60%}.container-grid{grid-template-columns:repeat(2,1fr)}.furniture-grid{grid-template-columns:1fr 1fr}.tabs{flex-wrap:nowrap;overflow-x:auto}.tab{white-space:nowrap;flex:none;padding:8px 12px}}.spinner-inline{display:inline-block;width:14px;height:14px;border:2px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin .8s linear infinite;margin-right:6px;vertical-align:middle}.loading-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#0f172acc;display:flex;align-items:center;justify-content:center;z-index:100;border-radius:inherit}.loading-spinner{width:40px;height:40px;border:3px solid var(--border);border-radius:50%;border-top-color:var(--primary);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.skeleton{background:linear-gradient(90deg,var(--bg-card) 25%,var(--bg-card-hover) 50%,var(--bg-card) 75%);background-size:200% 100%;animation:skeleton-loading 1.5s infinite;border-radius:4px}@keyframes skeleton-loading{0%{background-position:200% 0}to{background-position:-200% 0}}.offline-indicator{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background:var(--warning);color:var(--bg-dark);padding:8px 16px;border-radius:20px;font-size:13px;font-weight:600;z-index:10000;display:none}.offline-indicator.show{display:block}button:disabled,.btn:disabled{opacity:.6;cursor:not-allowed}.form-input.error{border-color:var(--danger)}.form-input.success{border-color:var(--success)}.form-error{color:var(--danger);font-size:13px;margin-top:8px;padding:8px 12px;background:#ef44441a;border-radius:6px;border:1px solid rgba(239,68,68,.2)}.form-success{color:var(--success);font-size:13px;margin-top:8px;padding:8px 12px;background:#10b9811a;border-radius:6px;border:1px solid rgba(16,185,129,.2)}.app-footer{position:fixed;bottom:0;left:0;right:0;background:#0f172af2;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-top:1px solid var(--border);padding:12px 20px;text-align:center;font-size:12px;color:var(--text-muted);z-index:100}.footer-links{margin-bottom:4px}.footer-links a{color:var(--text-secondary);text-decoration:none;transition:color .2s}.footer-links a:hover{color:var(--primary-light)}.footer-divider{margin:0 10px;color:var(--border)}.footer-copyright{color:var(--text-muted);font-size:11px}@media (max-width: 768px){.app-footer{padding:10px 16px}.footer-divider{margin:0 6px}}.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.pricing-card{background:var(--bg-dark);border:1px solid var(--border);border-radius:12px;padding:20px;display:flex;flex-direction:column;position:relative;transition:all .2s ease}.pricing-card:hover{border-color:var(--text-muted)}.pricing-card.featured{border-color:var(--primary);background:linear-gradient(180deg,rgba(37,99,235,.1) 0%,var(--bg-dark) 100%)}.pricing-badge{position:absolute;top:-10px;left:50%;transform:translate(-50%);background:var(--primary);color:#fff;font-size:11px;font-weight:600;padding:4px 12px;border-radius:20px;white-space:nowrap}.pricing-card-header{text-align:center;margin-bottom:20px;padding-top:8px}.pricing-card-name{font-size:18px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.pricing-card-price .price-amount{font-size:32px;font-weight:700;color:var(--text-primary)}.pricing-card-period{font-size:13px;color:var(--text-muted);margin-top:4px}.pricing-card-features{flex:1;margin-bottom:20px}.pricing-feature{display:flex;align-items:center;gap:8px;padding:8px 0;font-size:13px;color:var(--text-secondary);border-bottom:1px solid var(--border)}.pricing-feature:last-child{border-bottom:none}.pricing-feature .feature-icon{font-size:14px;width:18px;text-align:center}.pricing-feature.disabled{color:var(--text-muted);opacity:.6}.pricing-feature.disabled .feature-icon{color:var(--danger)}.pricing-feature.highlight{color:var(--primary-light);font-weight:500}.btn-pricing{width:100%;padding:12px 16px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s ease;border:1px solid var(--border);background:transparent;color:var(--text-primary)}.btn-pricing:hover:not(:disabled){background:var(--bg-card-hover);border-color:var(--text-muted)}.btn-pricing.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-pricing.primary:hover{background:var(--primary-dark);border-color:var(--primary-dark)}.btn-pricing.current{background:var(--bg-card);color:var(--text-muted);cursor:default}.order-item-desc{font-size:12px;color:var(--text-muted);margin-top:4px;margin-bottom:8px}@media (max-width: 900px){.pricing-grid{grid-template-columns:1fr;gap:12px}.pricing-card{padding:16px;flex-direction:row;flex-wrap:wrap}.pricing-card-header{flex:1;min-width:120px;text-align:left;margin-bottom:0;padding-top:0}.pricing-card-features{flex:2;min-width:200px;margin-bottom:0;display:flex;flex-wrap:wrap;gap:0 16px}.pricing-feature{flex:1 1 45%;border-bottom:none;padding:4px 0}.btn-pricing{flex:0 0 100%;margin-top:12px}.pricing-card-price .price-amount{font-size:24px}.pricing-badge{font-size:10px;padding:3px 10px;top:-8px;left:16px;transform:none}.pricing-card.featured{order:-1}}@media (max-width: 480px){.modal[style*="max-width: 750px"]{max-width:95vw!important;margin:10px}.pricing-card{flex-direction:column}.pricing-card-header{text-align:center}.pricing-card-features{flex-direction:column}.pricing-feature{flex:1 1 100%}}.upgrade-btn.active{background:var(--success);border-color:var(--success)}.upgrade-btn.expiring{background:var(--warning);border-color:var(--warning);color:#000;animation:pulse-warning 2s ease-in-out infinite}@keyframes pulse-warning{0%,to{opacity:1}50%{opacity:.7}}